Home / 28,790,374.57-43,185,562.00-9,621,131.65

Finding the Fourth Proportional to 28,790,374.57, 43,185,562.00 and 9,621,131.65

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Solution

The fourth proportional to 28,790,374.57, 43,185,562.00 and 9,621,131.65 is: 14,431,697.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,790,374.57 : 43,185,562.00 = 9,621,131.65 : x
  2. Step 2: Convert to fraction form
    28,790,374.57/43,185,562.00 = 9,621,131.65/x
  3. Step 3: Cross multiply
    28,790,374.57x = 43,185,562.00 × 9,621,131.65
  4. Step 4: Simplify right side
    28,790,374.57x = 415,493,977,249,220.62
  5. Step 5: Solve for x
    x = 415,493,977,249,220.62/28,790,374.57
  6. Step 6: Final answer
    x = 14,431,697.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.